Home / 82,631.30-114,031.19-44,905.55

Finding the Fourth Proportional to 82,631.30, 114,031.19 and 44,905.55

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Solution

The fourth proportional to 82,631.30, 114,031.19 and 44,905.55 is: 61,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,631.30 : 114,031.19 = 44,905.55 : x
  2. Step 2: Convert to fraction form
    82,631.30/114,031.19 = 44,905.55/x
  3. Step 3: Cross multiply
    82,631.30x = 114,031.19 × 44,905.55
  4. Step 4: Simplify right side
    82,631.30x = 5,120,632,509.42
  5. Step 5: Solve for x
    x = 5,120,632,509.42/82,631.30
  6. Step 6: Final answer
    x = 61,969.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.